Home / 1,511,328.11-2,082,085.29-1,051,652.16

Finding the Fourth Proportional to 1,511,328.11, 2,082,085.29 and 1,051,652.16

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Solution

The fourth proportional to 1,511,328.11, 2,082,085.29 and 1,051,652.16 is: 1,448,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,328.11 : 2,082,085.29 = 1,051,652.16 : x
  2. Step 2: Convert to fraction form
    1,511,328.11/2,082,085.29 = 1,051,652.16/x
  3. Step 3: Cross multiply
    1,511,328.11x = 2,082,085.29 × 1,051,652.16
  4. Step 4: Simplify right side
    1,511,328.11x = 2,189,629,492,532.73
  5. Step 5: Solve for x
    x = 2,189,629,492,532.73/1,511,328.11
  6. Step 6: Final answer
    x = 1,448,811.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.